E-LASF015 - Hikari

Diagram n (λ)

n calculation

Diagram τ (λ)

τ calculation

Analogue search

Main parameters
n_d = 1.804000 n_e = 1.808107	V_d = 46.57 V_e = 46.32	n_F - n_C = 0.017262 n_F' - n_C' = 0.017442	Coloring: 0.360 - 0.326 mkm.

Type: Schott
Spectral range: 0.4046561 - 0.76819 mkm.
C1 = 3.17656194 C2 = -0.0153426611 C3 = 0.0268472584 C4 = 0.00064503193 C5 = -0.0000051739717 C6 = 0.0000013910812

Refraction index
n _2.3254	-----
n _1.9701	-----
n _1.5296	-----
n _1.06	-----
n _t	-----
n _s	-----
n _r	1.795900
n _C	1.798816
n _C'	1.799637
n _0.6328	1.800405
n _D	1.803847
n _d	1.804000
n _e	1.808107
n _F	1.816078
n _F'	1.817079
n _g	1.825698
n _h	1.833799
n _i	-----
n _0.3341	-----
n _0.3126	-----
n _0.2967	-----
n _0.2804	-----
n _0.2483	-----

Relative partial dispertion
P_C,t	-----
P_C,A'	0.3370
P_d,C	0.3002
P_e,C	0.5382
P_g,d	1.2570
P_g,F	0.5572
P_h,g	0.4692
P_i,g	-----
P_C',t	-----
P_e,C'	0.4907
P_F',e	0.5197
P_i,F'	-----

transmittance: 10 mm
τ_0.32	0.01
τ_0.33	0.13
τ_0.34	0.42
τ_0.35	0.66
τ_0.36	0.81
τ_0.37	0.89
τ_0.38	0.941
τ_0.39	0.966
τ_0.4	0.98
τ_0.42	0.994
τ_0.44	0.999
τ_0.46	0.999
τ_0.48	0.999
τ_0.5	0.999
τ_0.55	0.999
τ_0.6	0.999
τ_0.65	0.999
τ_0.7	0.999
τ_0.8	0.999
τ_0.9	0.999
τ₁	0.999
τ_1.2	0.999
τ_1.4	0.999
τ_1.6	0.997
τ_1.8	0.984
τ₂	0.97
τ_2.2	0.916
τ_2.4	0.73

Knoop hardness: 626
Abrasion: 65

Resistance to acids: 3

Temperature coefficient of linear expansion
Temp. range, C	Value, 1/C*10^-7
100 ~ 300	75